Experts recommend that researchers share their data and findings freely during public health crises, citing benefits of faster solutions to healthcare crises and advances in scientific collaboration. This shift towards data stewardship could simplify information sharing mechanisms and lead to greater transparency.
A randomized trial in Kenya found that discontinuing cotrimoxazole (CTX) prophylaxis increased the risk of malaria, pneumonia, and diarrhea, as well as non-trauma mortality events. The study supports the continued use of CTX prophylaxis regardless of CD4 cell count or HIV/AIDS clinical stage in settings with high malaria prevalence.
The US military health care environment should adopt and implement the Defense Health Board's recommendations to prioritize patient ethics. The board's review highlighted dual loyalty conflicts between professional obligations and organizational requirements.
A new meta-research section in PLOS Biology examines the 'credibility crisis' in science, focusing on study transparency and reproducibility. The section aims to improve research standards in the biological sciences and beyond.
Two studies published in PLOS Biology reveal that researchers rarely provide full protocol, data, and transparency to verify or replicate their work. The findings highlight the need for improvement in reporting practices, which can lead to wasted funding and biased results.
Researchers developed new vaccine strains that are effective, stable, and non-infectious, addressing concerns about live virus escape and disease transmission. The new strains are suitable for mass production in the post-eradication world, reducing risk to humans and environment.
Researchers used game theory to model the dynamics of farmer decisions and their effects on pest populations. The study found that farmers' perceptions of profit and loss, as well as communication networks, can influence pest control strategies.
A new study reveals that random mutations can give rise to novel genes, leading to the evolution of new molecular functions. The researchers identified thousands of human-specific genes and found that certain macaque genome elements are less present than expected.
Researchers found that areas with high poverty levels were more likely associated with high Ebola transmission and spread. In contrast, lower socioeconomic status communities had a higher number of personal contacts, increasing the likelihood of transmission.
A study found that adolescents discharged from hospitals in England after an admission for violent, drug- or alcohol-related, or self-inflicted injuries have a higher risk of subsequent death and emergency re-admission up to a decade later. The risks were highest in 18-19 year olds with chronic conditions or living in deprived areas.
Clinical research experts discuss various topics, including the impact of personalized genomic data on healthcare systems, strategies to combat multidrug-resistant tuberculosis, and population approaches to reduce diabetes incidence. They also highlight the need for improved cancer diagnosis and treatment for neurodegenerative diseases.
A prospective cohort study found that receiving an average of at least six potentially effective drugs per day was associated with a 36% greater likelihood of responding to treatment. The inclusion of more drugs, particularly pyrazinamide, was also linked to improved sputum culture conversion rates.
A meta-analysis of five RCTs found no significant differences between nalmefene and placebo in mortality, quality of life, or mental health outcomes. However, participants taking nalmefene had fewer heavy drinking days and lower total alcohol consumption compared to those on placebo.
A longitudinal study of 3882 bariatric surgery patients found sustained weight loss for at least four years post-surgery. The study also revealed significant improvements in pre-existing type 2 diabetes and hypertension, as well as a reduced risk of obesity-related co-morbidities.
Researchers discovered a BAP1 mutation in four unrelated US families, suggesting a possible link between the gene and various cancers. The study's findings have important implications for cancer prevention and early detection, particularly for melanomas.
Researchers used computer simulations to determine that plesiosaurs flapped their front flippers in an underwater flight motion, similar to that of a penguin, to achieve propulsion. The rear flippers were likely used for steering and stability, contradicting previous assumptions about their role.
Researchers developed algorithms predicting seizure origin and spread based on brain data from 22 epilepsy patients. This could lead to more objective surgical targets and improved treatment outcomes.
A study reveals how CARD9 specifically protects the mammalian central nervous system (CNS) from fungal infections. Researchers found that mice and humans lacking functional CARD9 cannot recruit neutrophils to control Candida infection in the CNS, highlighting the critical role of CARD9 in promoting antifungal immunity.
Researchers found five genetic loci associated with successful aging, involved in cell senescence, autoimmunity, and Alzheimer's disease. These genes may provide clues about physiological mechanisms for healthy aging and have the potential to improve health outcomes.
A study published in PLOS ONE analyzed the clicks of Mediterranean sperm whales and found that most individuals range from 7.5 to 14 meters in length, with a peak range of 9-12 meters likely corresponding to adult females or young males
A study by Deakin University researchers found that little penguins associate with each other to hunt schooling prey, despite not being more successful individually. The birds may trade off solo hunting benefits for improved prey detection and avoidance of predation.
A new species of 'sail-backed' dinosaur, Morelladon beltrani, has been found in Spain with notable features such as tall neural spines on vertebrae. The discovery sheds light on the diverse iguanodontoid fauna of southern Europe during the late Barremian period.
Female Drosophila flies avoid laying eggs near parasitic wasps due to an innate early warning system that detects their odor. The study identified the specific olfactory circuit responsible for this detection, revealing a highly specific and efficient defense mechanism against predators.
The authors argue that study populations should mirror the global community to capture human biological variability. They also recommend enforcing racial and ethnic diversity among study participants, increasing financial support for NIH, and empowering agencies to improve diversity in clinical research.
A study found a transient increased risk of ischemic stroke and myocardial infarction after herpes zoster diagnosis, peaking within the first week. The risk gradually decreased over six months.
A new study suggests that patient-administered antimicrobial infusions at home can achieve similar or better outcomes compared to traditional healthcare-delivered options. The research found lower rates of hospital readmission and similar mortality rates among uninsured patients who self-administered antibiotics at home.
In Texas, a citizen science program utilizing public surveillance tracked the distribution and infection prevalence of triatomine insects, showing 63% infected with Trypanosoma cruzi. The study suggests that citizen collections are a valid way to document insect distribution, providing a unique sample for disease vector studies.
Researchers at Newcastle University developed a computer model that identifies brain regions responsible for epileptic seizures, leading to improved surgical outcomes. The study successfully simulated brain activity and identified the most seizure-prone areas in patients with temporal lobe epilepsy.
A new fungal pathogen, Batrachochytrium salamandrivorans (Bsal), poses a significant threat to North America's amphibian populations. The authors propose concrete steps to prevent or reduce the risk of Bsal entry into the United States, Canada, and Mexico.
A 15-million-year-old fossil sperm whale specimen from California has been re-analyzed by researchers, revealing a new genus name 'Albicetus' due to its bone-white color. This discovery sheds light on the evolution of body size in sperm whales and suggests that they may have fed on large prey like marine mammals.
Scientists have uncovered a new, 160 million-year-old ceratopsian dinosaur from China with an 'ornamental' texture on its skull. The fossil, named Hualianceratops wucaiwanensis, provides insights into the early evolution of Ceratopsia and suggests that at least five ceratopsian lineages may have emerged during this period.
A new tree frog species, Dendropsophus bromeliaceus, has been discovered in the Brazilian Atlantic forest, where tadpoles develop in pooled rainwater stored in bromeliad leaves. The species is distinguished by its small size and unique color pattern.
A recent study suggests that eliminating food deserts may not lead to improved dietary quality in the US. Instead, initiatives like education and changes to food assistance programs can have a greater impact on reducing disparities in diet quality. The authors argue that addressing these disparities is crucial for improving public health.
A new lifestyle risk score has identified two new risk factors: sedentary behavior and sleep. Higher scores were associated with greater risk of mortality, with a population attributable risk of 31.3%. The findings reaffirm the importance of healthy lifestyles for adults aged 45 and older.
Researchers have found a way to manipulate trypanosomes in the mammalian bloodstream to acquire fly stage characteristics, making them easier for the host immune system to eliminate. Inhibiting specific proteins that interact with chromatin can 'trick' the parasite into differentiating to a different stage of its lifecycle.
A public health approach to counting US law-enforcement-related deaths could provide real-time data needed to understand and prevent police violence. By making these deaths a reportable health condition, public health departments can track trends and inform policy changes.
A rapid molecular assay using RNA biomarkers in blood can differentiate sepsis from infection-negative systemic inflammation more accurately and quickly than traditional methods. The assay, known as SeptiCyte Lab, was validated in independent cohorts and showed high sensitivity and specificity.
A study published in PLOS Pathogens suggests that blocking the PD-1/PD-L1 pathway can increase regulatory T cell numbers and virus production, while also boosting killer T cell proliferation. The researchers found that this approach may be beneficial for HIV-infected patients, but only when combined with antiretroviral treatment.
A study in Tanzania found that using incentives increased dog vaccination turnout by 34 dogs per village, while a household questionnaire underestimated coverage by 6.6%. The researchers recommend using incentives and the questionnaire as a reliable method to assess post-vaccination coverage.
A newly discovered extinct three-horned palaeomerycid ruminant in Spain may be a relative of giraffes. The species, Xenokeryx amidalae, has a unique 't-shaped' horn and is classified in the Giraffomorpha clade.
A 13,000-year-old engraved schist slab discovered in Spain is believed to represent a human social group. The authors analyzed the morphology of the engraved motifs and suggest that they were created using a similar technique and instrument, depicting everyday life.
A European study reveals alcohol-related conditions significantly contribute to socioeconomic inequality in total mortality among men in some countries. Rates of alcohol-related mortality are highest in individuals with less education or manual occupations across 17 European countries. The disparities are particularly pronounced in Eas...
A no-fault vaccine injury compensation fund is proposed to address liability concerns and ensure recipients are fairly compensated in rare cases of harm. The World Bank could oversee the program, which would provide rapid deployment of vaccines without hesitation due to liability concerns.
Researchers found that Ebola virus blood levels are strong predictors of fatality, with case fatality ratios increasing with viremia levels. The study used laboratory and clinical data from 699 patients to model the association between viremia and CFR.
A study published in PLOS ONE found that cichlid fish can accurately recognize individuals using facial color patterns, requiring longer viewing distances for unfamiliar faces than familiar ones. Fish demonstrated rapid discrimination between familiar and unfamiliar individuals, with recognition times under 0.5 seconds.
A new study finds that neglected tropical diseases are significantly more prevalent in poorer regions of OIC countries. The study highlights the need for targeted control and elimination programs to address these diseases and promote human development.
A study found a strong correlation between eggshell porosity and covered or exposed nest types among extant archosaurs. This suggests that eggshell porosity may be used as a proxy for nest type, allowing researchers to infer the type of nest built by extinct archosaurs.
A study published in PLOS ONE found that seasonal migrations can remove infected butterflies from wild populations, lowering parasite prevalence. The research tracked the natal origins of parasitized and uninfected monarchs to Mexico, revealing that uninfected butterflies originated from more northerly latitudes.
Scientists successfully extracted and sequenced mitochondrial DNA from black widow spider webs, identifying the spider architect and its prey. The detectability of DNA remained consistent for at least 88 days after living organisms were removed.
A modeling study suggests that countries will likely miss the 90-90-90 treatment target by 2020 due to funding gaps. The estimated gap in financial resources needed versus available for ART scale-up ranges from $19.8 billion to $25.0 billion.